Home / 1,379,250.22-2,068,953.03-419,737.03

Finding the Fourth Proportional to 1,379,250.22, 2,068,953.03 and 419,737.03

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Solution

The fourth proportional to 1,379,250.22, 2,068,953.03 and 419,737.03 is: 629,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,250.22 : 2,068,953.03 = 419,737.03 : x
  2. Step 2: Convert to fraction form
    1,379,250.22/2,068,953.03 = 419,737.03/x
  3. Step 3: Cross multiply
    1,379,250.22x = 2,068,953.03 × 419,737.03
  4. Step 4: Simplify right side
    1,379,250.22x = 868,416,200,021.70
  5. Step 5: Solve for x
    x = 868,416,200,021.70/1,379,250.22
  6. Step 6: Final answer
    x = 629,629.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.